Diagnostic test card



FIG. 1 is a front perspective view of a diagnostic test card showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is an end elevational view thereof;

FIG. 4 is an end elevational view thereof, opposite that shown in FIG. 3;

FIG. 5 is a left side elevational view thereof; and,

FIG. 6 is a right side elevational view thereof. 

The ornamental design for a diagnostic test card, as shown and described. 